Security adapter



FIG. 1 is a top view of a security adapter;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a back view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines depict unclaimed environmental subject matter. 

CLAIM We claim the ornamental design for a security adapter, as shown and described. 